CN105649538B - Lattice-shaped working lining diamond bit and its 3D printing manufacture craft - Google Patents
Lattice-shaped working lining diamond bit and its 3D printing manufacture craft Download PDFInfo
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- CN105649538B CN105649538B CN201510991131.5A CN201510991131A CN105649538B CN 105649538 B CN105649538 B CN 105649538B CN 201510991131 A CN201510991131 A CN 201510991131A CN 105649538 B CN105649538 B CN 105649538B
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- Prior art keywords
- powder
- working lining
- lattice
- shaped working
- carcass
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- 229910003460 diamond Inorganic materials 0.000 title claims abstract description 37
- 239000010432 diamond Substances 0.000 title claims abstract description 37
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 20
- 238000010146 3D printing Methods 0.000 title claims abstract description 16
- 238000005553 drilling Methods 0.000 claims abstract description 16
- 238000000034 method Methods 0.000 claims abstract description 15
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 12
- 239000010959 steel Substances 0.000 claims abstract description 12
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 9
- 239000011435 rock Substances 0.000 claims abstract description 9
- 238000000227 grinding Methods 0.000 claims abstract description 6
- 239000002245 particle Substances 0.000 claims abstract description 6
- 238000000149 argon plasma sintering Methods 0.000 claims abstract description 3
- 239000000843 powder Substances 0.000 claims description 48
- 239000007787 solid Substances 0.000 claims description 18
- 238000005245 sintering Methods 0.000 claims description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 9
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 8
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 8
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 8
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 8
- 239000010936 titanium Substances 0.000 claims description 8
- 229910052719 titanium Inorganic materials 0.000 claims description 8
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 claims description 8
- 239000000956 alloy Substances 0.000 claims description 5
- 229910045601 alloy Inorganic materials 0.000 claims description 5
- 239000013078 crystal Substances 0.000 claims description 5
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 5
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 4
- 229910002114 biscuit porcelain Inorganic materials 0.000 claims description 4
- 239000011521 glass Substances 0.000 claims description 4
- 238000004364 calculation method Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 239000000428 dust Substances 0.000 claims description 3
- 238000004663 powder metallurgy Methods 0.000 claims description 3
- 239000000758 substrate Substances 0.000 claims description 3
- 235000013350 formula milk Nutrition 0.000 claims description 2
- 235000020610 powder formula Nutrition 0.000 claims description 2
- 229910052804 chromium Inorganic materials 0.000 claims 1
- 239000011651 chromium Substances 0.000 claims 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
- 229910052737 gold Inorganic materials 0.000 claims 1
- 239000010931 gold Substances 0.000 claims 1
- 238000007731 hot pressing Methods 0.000 claims 1
- 239000000203 mixture Substances 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000005520 cutting process Methods 0.000 abstract description 2
- 230000007812 deficiency Effects 0.000 abstract description 2
- 230000007423 decrease Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 abstract 1
- 238000002156 mixing Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 241001074085 Scophthalmus aquosus Species 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B10/00—Drill bits
- E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/30—Process control
- B22F10/36—Process control of energy beam parameters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F12/00—Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
- B22F12/60—Planarisation devices; Compression devices
- B22F12/63—Rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F7/00—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
- B22F7/06—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite workpieces or articles from parts, e.g. to form tipped tools
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C26/00—Alloys containing diamond or cubic or wurtzitic boron nitride, fullerenes or carbon nanotubes
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C29/00—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
- C22C29/005—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides comprising a particular metallic binder
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C29/00—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
- C22C29/02—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides
- C22C29/06—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides based on carbides, but not containing other metal compounds
- C22C29/08—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides based on carbides, but not containing other metal compounds based on tungsten carbide
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C32/00—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ
- C22C32/0047—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with carbides, nitrides, borides or silicides as the main non-metallic constituents
- C22C32/0052—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with carbides, nitrides, borides or silicides as the main non-metallic constituents only carbides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/20—Direct sintering or melting
- B22F10/25—Direct deposition of metal particles, e.g. direct metal deposition [DMD] or laser engineered net shaping [LENS]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/20—Direct sintering or melting
- B22F10/28—Powder bed fusion, e.g. selective laser melting [SLM] or electron beam melting [EBM]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F12/00—Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
- B22F12/22—Driving means
- B22F12/222—Driving means for motion along a direction orthogonal to the plane of a layer
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Organic Chemistry (AREA)
- Metallurgy (AREA)
- Automation & Control Theory (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Fluid Mechanics (AREA)
- Composite Materials (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Polishing Bodies And Polishing Tools (AREA)
- Earth Drilling (AREA)
Abstract
A kind of lattice-shaped working lining diamond bit and its 3D printing manufacture craft, lattice-shaped working lining of the present invention are radially to be made up of entity with space body with circumferentially distributed, and lattice-shaped working lining collectively forms drill bit entirety with inoperative layer, drilling bit steel body.Laser sintering process 3D printing lattice-shaped working lining is utilized in inoperative layer carcass labial surface.Present invention decreases the contact area of working lining and rock mass, increase the pressure of the drill, increase abrasive particle goes out sword and then improves grinding efficiency, optimize hard, extremely hard formation rock diamond bit breaking method, with on rock contact face in addition to it Elastic Contact, plastic contact be present, also there is the effect of strong cutting machine, drilling efficiency is greatly increased.The present invention uses intelligentized 3D printing manufacturing technology, beneficial to improving, making up deficiency in conventional drill manufacture, conveniently realizes the manufacture of Complex Different Shape working face drill bit, improves production efficiency.
Description
Technical field
The invention belongs to be machined and drilling project field, more particularly to the lattice-shaped working lining used in drilling process
Diamond bit and the processing technology thereof using 3D printing.
Background technology
Intelligent 3D printing technique, without making mould, it not only can obtain the polymorphic structure product of complexity, and speed of production
It hurry up, precision height.Conventionally manufactured drill bit is completed by powder metallurgic method or galvanoplastic etc., and working lining labial surface structure is difficult to make
Make as the various complicated shapes beneficial to fractured rock, if running into extreme formation rock or complex situations in drilling, cause drill bit
Drilling efficiency is low or bit life is shorter, increases considerably construction cost, have impact on drilling technique horizontal raising and development.
The content of the invention
It is an object of the invention to provide a kind of lattice-shaped working lining diamond bit and its 3D printing manufacture craft.
Lattice-shaped working lining diamond bit of the present invention includes lattice-shaped working lining, inoperative layer and drilling bit steel body three
Point, lattice-shaped working lining is radially to be made up of entity with space with circumferentially distributed, in lattice-shaped working lining, entity radially
Thickness is 0.05~1.0mm, space 0.05~0.30mm of body thickness；In lattice-shaped working lining, solid thickness circumferentially is
0.05~1.0mm, space 0.05~0.30mm of body thickness；Solid thickness ratio on the outside of lattice-shaped working lining internal diameter, on the inside of external diameter
Wide 0.05~the 0.5mm of solid thickness at intermediate grid position；Lattice-shaped working lining is impregnated piece thick close to mouth of a river direction both ends, entity
Degree is wider 0.05~0.5mm than the solid thickness of intermediate grid；Lattice-shaped working lining collectively forms brill with inoperative layer, drilling bit steel body
Head is overall.
Described lattice-shaped working lining diamond bit, the material of its inoperative layer is containing single-crystal diamond, polycrystalline diamond
Or hard alloy gauge material.
The fabrication processing of lattice-shaped working lining diamond bit is：The first step：Steel body and mould machine processing；Second
Step：Inoperative layer carcass powder mixes；3rd step：The manufacture of powder metallurgy pressure sintering is containing single-crystal diamond or polycrystalline diamond or hard
The inoperative layer of matter alloy gauge material；4th step：Cooling and demolding；5th step：Screw thread is machined；6th step：Repair rubbing down
Inoperative layer labial surface；7th step：Working lining carcass powder and diamond mixing；8th step：Utilized in inoperative layer carcass labial surface
Laser sintering process 3D printing lattice-shaped working lining；Detailed process is：
Relevant parameter during first will be laser sintered is input in computer control system, wherein, laser power 200
~500W, 0.01~0.06m/s of sweep speed, 0.02~0.50mm of powder layer thickness；Powder roller is repaved by for the work in powder cylinder
Layer carcass powder is equably laid on the substrate in formation cylinder, and carcass powder is laid into the powder that thickness is 0.02~0.50mm
Layer, data message sintering bisque of the laser beam in computer, the sintering of first aspect of completion；Then under formation cylinder piston
0.02~0.50mm is dropped, rises 0.02~0.50mm for powder cylinder piston, powdering roller again paves powder, and laser beam is according to meter
The data message sintering second layer in calculation machine；Above-mentioned processing step is repeated, until lattice-shaped working lining is completed, diamond bit system
Make and finish.
The formula of inoperative layer carcass powder is in described step two：Carcass is containing cobalt powder, nickel powder, iron in inoperative layer
Powder, titanium valve, chromium powder, copper powder, glass putty, tungsten carbide and ditungsten carbide, wherein：Cobalt powder, nickel powder, iron powder, titanium valve and chromium powder powder matter
Amount respectively accounts for the 4%~70% of gross mass；Copper powder and glass putty powder quality respectively account for the 8%~50% of gross mass；Tungsten carbide and carbonization
Two tungsten powder quality account for the 30%~60% of gross mass；In inoperative layer used carcass powder particle diameter be 0.05~
0.25mm。
Working lining carcass powder formula is in described step eight：Containing cobalt powder, nickel powder, iron powder, titanium valve, chromium powder, molybdenum powder, copper
Powder, tungsten powder, tungsten carbide and diamond dust, wherein：Cobalt powder, nickel powder, iron powder, titanium valve, chromium powder and molybdenum powder powder quality account for total matter
The 3%~70% of amount；Copper powder powder quality accounts for 2%~50%；Tungsten powder and tungsten-carbide powder quality account for 20%~80%；Working lining
Carcass powder particle diameter is 0.05~0.25mm, and between 5%~60%, granularity is the volumetric concentration of diamond dust
0.05~0.25mm.
Lattice-shaped working lining diamond bit of the present invention, compared with conventional drill, reduce contact of the working lining with rock mass
Area, increase the pressure of the drill, increase going out sword and then improving grinding efficiency for abrasive particle, optimize hard, extremely hard formation rock diamond drill machine
On head breaking method and mechanism, with rock contact face in addition to it Elastic Contact, plastic contact be present, also there is strong cutting machine work
With greatly increasing drilling efficiency；The contact area of flushing liquor and working lining carcass can be increased so that working lining carcass is cold
But fully, it substantially prolongs drilling life of bit.The present invention uses intelligentized 3D printing manufacturing technology, beneficial to improving, make up
Deficiency in conventional drill manufacture, conveniently realizes the manufacture of Complex Different Shape working face drill bit, improves production efficiency.
Brief description of the drawings：
Fig. 1 is schematic perspective view of the present invention；
Fig. 2 is the schematic diagram of impregnated piece of the present invention；
Fig. 3 is labial surface schematic diagram of the present invention.
Embodiment：
Embodiment 1
As shown in Figure 1, 2, 3, lattice-shaped working lining 1, inoperative layer 2 and the three parts of drilling bit steel body 3, lattice-shaped working lining 1
It is radially to be made up of work layer entity 4 and working lining space body 5 with circumferentially distributed, in lattice-shaped working lining, reality radially
Body thickness is 0.08mm, space body thickness 0.1mm；In lattice-shaped working lining, solid thickness circumferentially is 0.08mm, space body
Thickness 0.1mm；Solid thickness on the outside of lattice-shaped working lining internal diameter, on the inside of external diameter is wider than the solid thickness at intermediate grid position
0.3mm；Lattice-shaped working lining is impregnated piece 7 wider than the solid thickness at intermediate grid position close to the direction both ends of the mouth of a river 6, solid thickness
0.3mm；Lattice-shaped working lining collectively forms drill bit entirety with inoperative layer, drilling bit steel body.
Its fabrication processing is：
1. steel body and mould machine processing.
2. inoperative layer carcass powder batch mixing.
3. powder metallurgy pressure sintering is manufactured containing the non-of the gauge material such as single-crystal diamond or polycrystalline diamond or hard alloy
Working lining, drilling bit steel body is sintered securely by this process is compressed on inoperative layer end.
4. cooling and demolding.
5. utilizing machining technique, screw thread of drilling bit steel body part etc. is processed.
6. repair rubbing down inoperative layer labial surface.
7. working lining carcass powder and diamond mixing.
8. utilize the technique 3D printing lattice-shaped working lining such as laser sintered in the inoperative layer labial surface of cleaning.
First, the lattice-shaped working lining diamond bit shape and size designed in the computer numerical controlled system of 3D printing equipment
It is as follows：
In lattice-shaped working lining, solid thickness radially is 0.08mm, space body thickness 0.1mm；Lattice-shaped working lining
In, solid thickness circumferentially is 0.08mm, space body thickness 0.1mm；Reality on the outside of lattice-shaped working lining internal diameter, on the inside of external diameter
Body thickness is wider 0.3mm than the solid thickness at intermediate grid position；Impregnated piece of lattice-shaped working lining is close to mouth of a river direction both ends, entity
The wide 0.3mm of solid thickness at thickness ratio intermediate grid position.
Then, the relevant parameter during will be laser sintered is input in computer control system, wherein, laser power is
200W, sweep speed 0.02m/s, powder layer thickness 0.05mm.Then, powdering roller is by for the working lining carcass powder in powder cylinder
Last (containing diamond) is equably laid on the substrate in formation cylinder, is laid to 0.05mm bisque, laser beam is according to meter
Data message sintering bisque in calculation machine, complete the sintering of first aspect；Then formation cylinder piston declines 0.05mm, for powder cylinder
Piston rises 0.05mm, and powdering roller again paves powder, and laser beam sinters the second layer according to the data message in computer；
Above-mentioned processing step is repeated, until lattice-shaped working lining is completed, diamond bit manufacture finishes.
Claims (5)
- A kind of 1. lattice-shaped working lining diamond bit, it is characterised in that：Including lattice-shaped working lining, inoperative layer and drill steel Body three parts, lattice-shaped working lining are radially to be made up of entity with space with circumferentially distributed, in lattice-shaped working lining, radially Solid thickness be 0.05~1.0mm, space 0.05~0.30mm of body thickness；Solid thickness circumferentially is 0.05~1.0mm, Space 0.05~0.30mm of body thickness；The reality of solid thickness on the outside of lattice-shaped working lining internal diameter, on the inside of external diameter than intermediate grid Wide 0.05~the 0.50mm of body thickness；Impregnated piece of lattice-shaped working lining is close to mouth of a river direction both ends, and solid thickness is than intermediate grid Wide 0.05~the 0.50mm of solid thickness；Lattice-shaped working lining collectively forms drill bit entirety with inoperative layer, drilling bit steel body.
- 2. lattice-shaped working lining diamond bit according to claim 1, it is characterised in that：The material of described inoperative layer Material contains single-crystal diamond, polycrystalline diamond or hard alloy gauge material.
- 3. the 3D printing manufacture craft of lattice-shaped working lining diamond bit according to claim 1, it is characterised in that：The first step：Steel body and mould machine processing；Second step：Inoperative layer carcass powder mixes；3rd step：Powder metallurgy hot pressing Method manufactures the inoperative layer containing single-crystal diamond or polycrystalline diamond or hard alloy gauge material；4th step：Cooling and demolding；The Five steps：Screw thread is machined；6th step：Repair rubbing down inoperative layer labial surface；7th step：Working lining carcass powder and diamond mix Close；8th step：Laser sintering process 3D printing lattice-shaped working lining is utilized in inoperative layer carcass labial surface, detailed process is：Relevant parameter during first will be laser sintered is input in computer control system, wherein, laser power be 200~ 500W, 0.01~0.06m/s of sweep speed, 0.02~0.50mm of powder layer thickness；Powder roller is repaved by for the working lining in powder cylinder Carcass powder is equably laid on the substrate in formation cylinder, and carcass powder is laid into the powder that thickness is 0.02~0.50mm Layer, data message sintering bisque of the laser beam in computer, the sintering of first aspect of completion；Then under formation cylinder piston 0.02~0.50mm is dropped, rises 0.02~0.50mm for powder cylinder piston, powdering roller again paves powder, and laser beam is according to meter The data message sintering second layer in calculation machine；Above-mentioned processing step is repeated, until lattice-shaped working lining is completed, diamond bit system Make and finish.
- 4. lattice-shaped working lining diamond bit 3D printing manufacture craft according to claim 3, it is characterised in that：The formula of inoperative layer carcass powder is in step 2：Carcass is containing cobalt powder, nickel powder, iron powder, titanium valve, chromium in inoperative layer Powder, copper powder, glass putty, tungsten carbide and ditungsten carbide, wherein：Cobalt powder, nickel powder, iron powder, titanium valve and chromium powder powder quality respectively account for total matter The 4%~70% of amount；Copper powder and glass putty powder quality respectively account for the 8%~50% of gross mass；Tungsten carbide and ditungsten carbide powder matter Amount accounts for the 30%~60% of gross mass；Carcass powder particle diameter is 0.05~0.25mm in inoperative layer used.
- 5. lattice-shaped working lining diamond bit 3D printing manufacture craft according to claim 3, it is characterised in that：Step Working lining carcass powder formula is in eight：Containing cobalt powder, nickel powder, iron powder, titanium valve, chromium powder, molybdenum powder, copper powder, tungsten powder, tungsten carbide and gold Hard rock powder, wherein：Cobalt powder, nickel powder, iron powder, titanium valve, chromium powder and molybdenum powder powder quality account for the 3%~70% of gross mass；Copper powder Powder quality accounts for 2%~50%；Tungsten powder and tungsten-carbide powder quality account for 20%~80%；Working lining carcass powder particle diameter is 0.05~0.25mm, for the volumetric concentration of diamond dust between 5%~60%, granularity is 0.05~0.25mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510991131.5A CN105649538B (en) | 2015-12-24 | 2015-12-24 | Lattice-shaped working lining diamond bit and its 3D printing manufacture craft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510991131.5A CN105649538B (en) | 2015-12-24 | 2015-12-24 | Lattice-shaped working lining diamond bit and its 3D printing manufacture craft |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105649538A CN105649538A (en) | 2016-06-08 |
| CN105649538B true CN105649538B (en) | 2018-02-06 |
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|---|---|---|---|
| CN201510991131.5A Expired - Fee Related CN105649538B (en) | 2015-12-24 | 2015-12-24 | Lattice-shaped working lining diamond bit and its 3D printing manufacture craft |
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|---|---|
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106182331A (en) * | 2016-07-08 | 2016-12-07 | 四川川庆石油钻采科技有限公司 | A kind of 3D print die manufacture method of diamond-impregnated bit |
| US11459830B2 (en) * | 2016-08-29 | 2022-10-04 | Schlumberger Technology Corporation | Devices and systems for using additive manufacturing to manufacture a tool crown |
| CN107724964A (en) * | 2017-11-23 | 2018-02-23 | 祁东县锋速钻探工具有限公司 | It uniformly can quickly go out the diamond bit of sword |
| CN110374516A (en) * | 2019-06-25 | 2019-10-25 | 苏州中科先进技术研究院有限公司 | A kind of diamond compact and its 3D printing method |
| CN112453411B (en) * | 2020-11-23 | 2022-06-21 | 湖南省煤炭地质勘查院 | Down-the-hole drill bit containing laser 3D printing method coated diamond layer and preparation method thereof |
| CN112453423B (en) * | 2020-11-27 | 2022-05-20 | 中南大学 | Impregnated diamond cutting ring for concrete delivery pump and preparation method thereof |
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| CN1896451A (en) * | 2006-06-07 | 2007-01-17 | 吉林大学 | Biomimetic golden-embedded diamond drilling bit and its production |
| CN101086199A (en) * | 2006-06-09 | 2007-12-12 | 长沙锐合钻石工具有限公司 | Surface set natural diamond bit and production process |
| CN201202408Y (en) * | 2008-06-04 | 2009-03-04 | 河南四方达超硬材料股份有限公司 | Polycrystalline diamond hard alloy composite sheet grooving on surface |
| CN201209404Y (en) * | 2008-06-13 | 2009-03-18 | 金瑞新材料科技股份有限公司 | Diamond compact of built-in buffer layer |
| CN201714305U (en) * | 2010-07-12 | 2011-01-19 | 吴宣成 | Geological drill bit |
| CN104353833A (en) * | 2014-11-07 | 2015-02-18 | 中国石油大学(华东) | 3D (3-dimnesional) printing manufacturing method for PDC (primary domain controller) drill bit body |
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1896451A (en) * | 2006-06-07 | 2007-01-17 | 吉林大学 | Biomimetic golden-embedded diamond drilling bit and its production |
| CN101086199A (en) * | 2006-06-09 | 2007-12-12 | 长沙锐合钻石工具有限公司 | Surface set natural diamond bit and production process |
| CN201202408Y (en) * | 2008-06-04 | 2009-03-04 | 河南四方达超硬材料股份有限公司 | Polycrystalline diamond hard alloy composite sheet grooving on surface |
| CN201209404Y (en) * | 2008-06-13 | 2009-03-18 | 金瑞新材料科技股份有限公司 | Diamond compact of built-in buffer layer |
| CN201714305U (en) * | 2010-07-12 | 2011-01-19 | 吴宣成 | Geological drill bit |
| CN104353833A (en) * | 2014-11-07 | 2015-02-18 | 中国石油大学(华东) | 3D (3-dimnesional) printing manufacturing method for PDC (primary domain controller) drill bit body |
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